Sanitary napkin



FIG. 1 is a perspective view of a sanitary napkin, embodying our new design;

FIGS. 2 and 3 are alternative end-views thereof;

FIGS. 4 and 5 are alternative side views thereof;

FIG. 6 is a top elevational view thereof; and,

FIG. 7 is a bottom elevational view thereof. 

The ornamental design for a sanitary napkin, as shown and described. 